Stay updated with real-time air quality in Limerick, Pennsylvania featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Limerick, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.76 μg/m³
0
55
155
255
425
605+
41.48 ppb
0
55
71
86
201
201+
0.44 ppb
0
36
76
186
605
1005+
4.83 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Limerick, Pennsylvania
Limerick, Pennsylvania
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AQI 38
Good
5.94μg/m³
PM2.5
28.76μg/m³
PM10
41.48ppb
O3
0.44ppb
SO2
4.83ppb
NO2
0.30ppm
CO
AQI 39
Good
5.76μg/m³
PM2.5
26.72μg/m³
PM10
41.78ppb
O3
0.41ppb
SO2
4.63ppb
NO2
0.30ppm
CO
AQI 38
Good
5.77μg/m³
PM2.5
26.65μg/m³
PM10
41.45ppb
O3
0.41ppb
SO2
4.62ppb
NO2
0.30ppm
CO
AQI 39
Good
6.10μg/m³
PM2.5
25.09μg/m³
PM10
41.50ppb
O3
0.46ppb
SO2
4.71ppb
NO2
0.30ppm
CO
AQI 39
Good
6.22μg/m³
PM2.5
25.13μg/m³
PM10
41.79ppb
O3
0.45ppb
SO2
4.70ppb
NO2
0.30ppm
CO
AQI 39
Good
5.76μg/m³
PM2.5
26.72μg/m³
PM10
41.78ppb
O3
0.41ppb
SO2
4.63ppb
NO2
0.30ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Limerick, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Limerick, Pennsylvania was at its worst at 09:00:00 on 2026-08-18.
In the last 24 hours, the best air quality in Limerick, Pennsylvania was observed at 07:00:00 on 2026-08-18.
As of now, the AQI in Limerick, Pennsylvania is 38, indicating Good conditions.
Limerick, Pennsylvania air has the highest levels of O3.
Poor air quality in Limerick, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Limerick, Pennsylvania are currently 5.938 μg/m3.
The PM10 concentration in Limerick, Pennsylvania is 28.756 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Limerick, Pennsylvania is 0.303 ppm.
Currently, Limerick, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.436 ppb.
The current ozone (O3) level in Limerick, Pennsylvania at the moment is 41.479 ppm.
Nitrogen dioxide (NO2) level in Limerick, Pennsylvania at the moment is 4.827 ppb.
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